util-floordiv-test.cpp File Reference

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Description

unit test UtilFloordiv_test

Definition in file util-floordiv-test.cpp.

#include "lib/test/run.hpp"
#include "lib/util-quant.hpp"
#include "lib/util.hpp"
#include "lib/format-cout.hpp"
#include "lib/format-string.hpp"
#include <cmath>
#include <time.h>
#include <vector>

Classes
class	UtilFloordiv_test

Typedefs
typedef std::vector< int >	VecI

Macros
#define	DISPLAY_TIMINGS(ID)
#define	START_TIMINGS   start=clock();

Functions
VecI	buildTestNumberz (uint cnt)
long	floordiv_alternate (long num, long den)
	an alternate formulation, which turned out to perform slightly worse
long	integerDiv (long num, long den)
	the built-in integer division operator, packaged as inline function for timing comparison
	LAUNCHER (UtilFloordiv_test, "unit common")

Variables
const uint	NUM_ELMS_PERFORMANCE_TEST = 50000000
const uint	NUMBER_LIMIT = 1 << 30

Namespaces

Macro Definition Documentation

DISPLAY_TIMINGS

#define DISPLAY_TIMINGS

(

ID

)

Value:

stop = clock();      \
          cout << resultDisplay % STRINGIFY (ID) % (double(stop-start)/CLOCKS_PER_SEC) ;